Vivo Y71i vs Vivo Y81 vs Xiaomi Redmi 6 Pro comparison

Compare Vivo Y71i
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ratings
Overall NDTV Rating--Read Review-
Design Rating---
Display Rating---
Software Rating---
Performance Rating---
Battery Life Rating---
Camera Rating---
Value for Money Rating---
key specs
Display6.00-inch6.22-inch5.84-inch-
Processor1.4GHz quad-core2GHz octa-core2GHz octa-core -
Front Camera5-megapixel 5-megapixel 5-megapixel-
Resolution720x1440 pixels720x1520 pixels1080x2280 pixels-
RAM2GB3GB4GB-
OSAndroid 8.1 OreoAndroid 8.1Android 8.1 Oreo-
Storage16GB32GB64GB-
Rear Camera8-megapixel 13-megapixel 12-megapixel + 5-megapixel-
Battery Capacity3285mAh3260mAh4000mAh-
general
Release dateJuly 2018June 2018September 2018-
Launched in IndiaYesYesYes-
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)155.87 x 75.74 x 7.80155.06 x 75.00 x 7.77149.33 x 71.68 x 8.75-
Weight (g)150.00146.50178.00-
Battery capacity (mAh)328532604000-
Body type-PlasticMetal-
Colours-BlackGold, Blue, Black, Red-
Removable battery--No-
Wireless charging--No-
SAR value--0.96-
display
Screen size (inches)6.006.225.84-
TouchscreenYesYesYes-
Resolution720x1440 pixels720x1520 pixels1080x2280 pixels-
Aspect ratio18:919:919:9-
Pixels per inch (PPI)269270432-
hardware
Processor1.4GHz quad-core2GHz octa-core2GHz octa-core (8x2GHz)-
Processor makeQualcomm Snapdragon 425MediaTek MT6762Qualcomm Snapdragon 625-
RAM2GB3GB4GB-
Internal storage16GB32GB64GB-
Expandable storageYesYesYes-
Expandable storage typemicroSDmicroSDmicroSD-
Expandable storage up to (GB)256256256-
Dedicated microSD slot--Yes-
camera
Rear camera8-megapixel (f/1.0)13-megapixel (f/2.2)12-megapixel (f/2.2, 1.25-micron) + 5-megapixel-
Front camera5-megapixel (f/2.2)5-megapixel (f/2.2)5-megapixel-
Rear autofocus-Phase detection autofocusPhase detection autofocus-
Rear flash-LEDLED-
Front flash--No-
software
Operating systemAndroid 8.1 OreoAndroid 8.1Android 8.1 Oreo-
SkinFunTouch OSFunTouch OS 4.0MIUI 9.6-
connectivity
BluetoothYes, v 4.20Yes, v 5.00Yes, v 4.20-
USB OTGNo-Yes-
Wi-Fi-YesYes-
Wi-Fi standards supported-802.11 b/g/n802.11 a/b/g/n-
GPS-YesYes-
Micro-USB-YesYes-
Headphones-3.5mm3.5mm-
Number of SIMs-22-
NFC--No-
Infrared--Yes-
USB Type-C--No-
FM--Yes-
Active 4G on both SIM cards--No-
sensors
Proximity sensorYesYesYes-
AccelerometerYesYesYes-
Ambient light sensorYes-Yes-
Compass/ Magnetometer-YesYes-
Face unlock--Yes-
3D face recognition--No-
Fingerprint sensor--Yes-
Gyroscope--Yes-
sim 1
SIM Type-Nano-SIMNano-SIM-
GSM/CDMA-GSMGSM-
3G-YesYes-
4G/ LTE-YesYes-
sim 2
SIM Type-Nano-SIMNano-SIM-
GSM/CDMA-GSMGSM-
3G-YesYes-
4G/ LTE-YesYes-